CVE-2022-21742

Realtek USB driver has a buffer overflow vulnerability due to insufficient parameter length verification in the API function. An unauthenticated LAN attacker can exploit this vulnerability to disrupt services.
Classic Buffer Overflow
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.2 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
twcertCNA
6.2 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 9%
VendorProductVersion
realtekrtl8156_firmware
7.42 ≤
𝑥
≤ 7.53
realtekrtl8156_firmware
8.49 ≤
𝑥
≤ 8.60
realtekrtl8156_firmware
10.28 ≤
𝑥
< 10.50
realtekrtl8156b_firmware
7.42 ≤
𝑥
≤ 7.53
realtekrtl8156b_firmware
8.49 ≤
𝑥
≤ 8.60
realtekrtl8156b_firmware
10.28 ≤
𝑥
< 10.50
realtekrtl8153_firmware
7.42 ≤
𝑥
≤ 7.53
realtekrtl8153_firmware
8.49 ≤
𝑥
≤ 8.60
realtekrtl8153_firmware
10.28 ≤
𝑥
< 10.50
realtekrtl8153b_firmware
7.42 ≤
𝑥
≤ 7.53
realtekrtl8153b_firmware
8.49 ≤
𝑥
≤ 8.60
realtekrtl8153b_firmware
10.28 ≤
𝑥
< 10.50
realtekrtl8154_firmware
7.42 ≤
𝑥
≤ 7.53
realtekrtl8154_firmware
8.49 ≤
𝑥
≤ 8.60
realtekrtl8154_firmware
10.28 ≤
𝑥
< 10.50
realtekrtl8154b_firmware
7.42 ≤
𝑥
≤ 7.53
realtekrtl8154b_firmware
8.49 ≤
𝑥
≤ 8.60
realtekrtl8154b_firmware
10.28 ≤
𝑥
< 10.50
realtekrtl8152b_firmware
7.42 ≤
𝑥
≤ 7.53
realtekrtl8152b_firmware
8.49 ≤
𝑥
≤ 8.60
realtekrtl8152b_firmware
10.28 ≤
𝑥
< 10.50
𝑥
= Vulnerable software versions